What is the law of conservation of mass? Mulrple Choice Mass can nevet be chancged to energY Gravity and mass have the same meaning. Matter can be neither created nor destroyed

Q: Hydrogen, the most abundant element in the universe, was primarily created by what astronomical…

A: The Big Bang theory is the prevailing cosmological model that explains the origins of the universe.…

Q: Classify the following as element, compound, homogeneous mixture, or heterogeneous mixture. Some…

A: Homogenous mixture--->>It is a mixture of substances blended so thoroughly that you cannot see…

Q: Match the image of the particles to the state of matter. :: Solid :: Liquid :: Gas

A: Molecules in solid state are very tightly packed , hence the space between the particles in solid…

Q: In 3C02 (carbon dioxide gas) + 4H2 O (water), the ratio of carbon dioxide to water is 4:3 3:4 O O…

A: Given reaction is : 3 CO2 (carbon dioxide) + 4 H2O(water) → product. We have to calculate the Ratio…

Q: Please complete blank

A: Organic reactions are of different types. One such type is called polymerization reactions. In this…

Q: Which of the following is an extensive property of matter? temperature boiling point density mass

A:

Q: Could the nugget be made of gold? Match the words in the left column to the appropriate blanks in…

A: Since the nugget is basically a small chunk of gold and other precious metals.

Q: Which is more "correct", a theory or law?

A: Given statement is :  Which is more "correct", a theory or law?

Q: You made a 36.6 g sample of a compound made of carbon and oxygen. You know that 10.0 g of carbon…

A: Number of moles = Mass/Molar mass

Q: carving wood slicing an apple burning woodtearing aluminum fol bleaching skin snow melting frying an…

A: A chemical change occurs when two substances on combining bring about to form new substance. Which…

Q: An automobile gasoline tank holds 41 kg of gasoline. When the gasoline burns, 144 kg of oxygen is…

A: According to the law of mass of conservation, the mass of compound can neither be created nor…

Q: what's the difference between natural law and a theory?

A: The difference between the natural law and a theory with aspects to chemistry is explained in next…

Q: garbarge disposal chops waste food into tiny peices that move easily through sewage pipes. A…

A: Choping into tiny pieces is kind of mechanical work.

Q: What is one quantitative fact about the element of Sulfur with proper significant digits and units?

A: Please find your solution below : An element in chemistry is defined as a substance which cannot be…

Q: Write true for the correct statements and false for the A physical change is a change in the…

A: A set of true or false questions based general chemistry, which are to be accomplished.

Q: Which of the following is an example of matter? Select all that apply. Group of answer choices A.…

A: Matter is defined as any physical substance which has mass and will occupy volume in atmosphere

Q: A student added 5 grams of calcium chloride, a white solid substance, to 15 grams of water at 220 C.…

A: Given : 5 g of Calcium chloride i.e CaCl2 is dissolved in 15 g of water at 22 oC.

Q: Under certain conditions, water can be separated into oxygen and hydrogen gases according to the…

A: Given: Mass of hydrogen produced = 112 g. And mass of oxygen produced = 888 g.

Q: A hydrogen-filled balloon was ignited and 1.70 gg of hydrogen reacted with 13.6 gg of oxygen. How…

A:

Q: What property of matter is most responsible for the fact that sound travels at different speeds…

A: In science, the matter is the basic unit of every substance. Anything that has mass and occupies…

Q: Determine the velocity of an electron that has 3.41 x 10-21 joules of kinetic energy. The mass of an…

A: Answer:Kinetic energy of a particle is:Here:

Q: Which of these are pure substances? L Steam II Crude oil II. Salt water IV. Gun powder V. Oxygen VL…

A: Since you have asked multiple questions, as per our guidelines,we are supposed to answer only one…

Q: A computer flashdrive has a mass of 3.45 g. What is the mass of the flashdrive in decigrams (dg)?…

A:

Q: The mass of the solution totals 20 grams.   C. The temperature of the solution is 350 C.   D.

A: Correct option is C. The temperature of the solution is 35 degreeC. These is due to when calcium…

Q: classsify into solid, liquid or gas Particles are close together but are not held rigidly…

A: To identify whether the given statement represents solid, liquid or gas.

Q: The diagram shows balls of aluminum foil dropped intowater. In one case, the ball floats on the…

A: Case 1 :                  Larger ball of aluminium foil that can be compressed to a smaller one.…

Q: Sorry I meant what do these two initials stand for

A: Those two initials represent the formula for moles of the solute NaHCO3 or moles of any substance.

Q: Thermal energy in matter is a result of nanoscale particles in motion the change in volume in a…

A: Thermal energy in matter is primarily a result of:(a) nanoscale particles in motion.The motion of…

Q: A quantity of substance that can be seen would be considered the A level.

A: The complete sentence is: "A quantity of substance that can be seen would be considered the…

Q: A hollow spherical iron ball has a diameter of 15.3 cm and has a mass of 13.5 kilograms. Assuming…

A: Given: Diameter of the outer sphere = 15.3 cm Mass of sphere = 13.5 Kg = 13500 g…

Q: Theory versus Law

A: Theory:An explanation on the set of observational data which is set forward as a law is said to be…